System check identified 3 issues (0 silenced).
E
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ERROR: py (unittest.loader._FailedTest)
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AttributeError: module 'wagtail.tests.test_page_privacy' has no attribute 'py'
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Ran 1 test in 0.000s
FAILED (errors=1)
make: *** [Makefile:44: test] Error 1
Running
raises error